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AWIC
2005
Springer
16 years 1 days ago
Specifying Schema Mappings for Query Reformulation in Data Integration Systems
In data integration systems there is a problem of answering queries through a target schema, given a set of mappings between source schemas and the target schema, and given that th...
Tadeusz Pankowski
BXML
2003
15 years 8 months ago
Querying transformed XML documents: Determining a sufficient fragment of the original document
Large XML documents which are stored in an XML database can be transformed further by an XSL processor using an XSLT stylesheet. In order to answer an XPath query based on the tran...
Sven Groppe, Stefan Böttcher
COLING
2002
15 years 6 months ago
Lexical Query Paraphrasing for Document Retrieval
We describe a mechanism for the generation of lexical paraphrases of queries posed to an Internet resource. These paraphrases are generated using WordNet and part-of-speech inform...
Ingrid Zukerman, Bhavani Raskutti
POPL
2008
ACM
16 years 6 months ago
Demand-driven alias analysis for C
This paper presents a demand-driven, flow-insensitive analysis algorithm for answering may-alias queries. We formulate the computation of alias queries as a CFL-reachability probl...
Xin Zheng, Radu Rugina
ERSHOV
2009
Springer
16 years 1 months ago
Privacy Preserving Modules for Ontologies
Abstract. Data privacy is an important application of ontology modularization. The aim is to publish one module while keeping the information of another module private. We show how...
Thomas Studer